EN 450-1/-2: New European standards for fly ash for concrete in Europe to be used from 1. January 2007
The period of co-existence for the European standards for fly ash concrete DIN EN 450:1994 and DIN EN 450:2005 ends on December 31, 2006.
From January 1, 2007 only DIN EN 450-1 Fly ash for concrete - Part 1: Definition, specifications and conformity criteria and DIN EN 450-2 Fly ash for concrete - Part 2: Conformity evaluation are applicable for the production and placing on the market.
Joachim Feuerborn from 2006-12-18